PET systems

Scanner type

Studied FOM

Agreement

References

ECAT EXACT HR+, CPS

Spatial resolution


Sensitivity


Count rates


Scatter fraction

about 3 %



good at activity concentrations

about 3 %

Jan et al. 2005

ECAT HRRT, Siemens

Spatial resolution


Scatter fraction


Scattered coinc profiles


Count rates

excellent (


very good (visual)


good (about 10%)

Bataille et al. 2004

Hi-Rez, Siemens

Scatter fraction


Count rates


NEC curves

about 1 %


good at activity concentrations

good at activity concentrations

Michel et al. 2006

Allegro, Philips

Count rate


Scatter fraction


8 %

Lamare et al. 2006

GE Advance, GEMS

Energy spectra

Scatter fraction

not reported

Schmidtlein et al. 2006

MicroPET P4, Concorde

Spatial resolution


Sensitivity


Miniature Derenzo phantom

about 7 %



visual assessment

Jan et al. 2003

MicroPET Focus 220, Siemens

Spatial resolution


Sensitivity


Count rates for mouse phantom

about 5 %


about 3 %


prompt coinc:

delayed coinc:

Jan et al. 2005

Mosaic, Philips

Scatter fraction


Count rates

about 5 %


4-15 %

Merheb et al. 2006

Inveon PET/SPECT/CT, Siemens

PET scatter fraction


PET count rates


PET sensitivity


SPECT scatter fraction


SPECT energy resolution


SPECT sensitivity


CT dose rate

1.7-8.3 %


about 7 %


about 2.5 %



about 3 %


about 2.3 %


matched as closely as possible to 0.02 mGy/s

Lee et al. 2013